Answer: It all ties back to the fundamental way banks make money: Banks use depositors' money to make loans. The amount of interest the banks collect on the loans is greater than the amount of interest they pay to customers with savings accounts—and the difference is the banks' profit.
Explanation: Hopefully this helped!
True, rationing is the selling of scarce goods or services in events such as war. Items are distributed in fairness to each citizen and they have to take a ration book to say what they have or haven't had and how much of it they have had.